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Horizon Technology Finance Corp is a specialty finance company. Its investment objective is to maximize its investment portfolio's total return by generating current income from the debt investments it makes and capital appreciation from the warrants it receives when making such debt investments. It lends to and invests in development-stage companies in the technology, life science, healthcare information and services, and sustainability industries.

Berkshire Hathaway is a holding company with a wide array of subsidiaries engaged in diverse activities. The firm's core business segment is insurance, run primarily through Geico, Berkshire Hathaway Reinsurance Group, and Berkshire Hathaway Primary Group. Berkshire has used the excess cash thrown off from its operations to acquire Burlington Northern Santa Fe (railroad), Berkshire Hathaway Energy (utilities and energy distributors), and the companies that make up its manufacturing, service, and retailing operations (which include Precision Castparts, Lubrizol, Clayton Homes, Marmon, and IMC/ISCAR). The conglomerate is unique in that it is run on a completely decentralized basis.